X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fhelper%2Fcommand.c;h=0ec54216b5bce3e0bffd56426b3ff4e04884cb42;hp=15cddcdc40d197650a8896d934f14b9c7a8e22d9;hb=881dddd84ffed3fe9923e4e5cc82c4f550c34e0a;hpb=3d6bcf07921753141a3905ee5619724573460cb3

diff --git a/src/helper/command.c b/src/helper/command.c
index 15cddcdc40..0ec54216b5 100644
--- a/src/helper/command.c
+++ b/src/helper/command.c
@@ -260,7 +260,7 @@ int parse_line(char *line, char *words[], int max_words)
 	return nwords;
 }
 
-void command_print(command_context_t *context, char *format, ...)
+static void command_printv(command_context_t *context, char *format, va_list ap)
 {
 	char *buffer = NULL;
 	int n, size = 0;
@@ -269,8 +269,6 @@ void command_print(command_context_t *context, char *format, ...)
 	/* process format string */
 	for (;;)
 	{
-		va_list ap;
-		va_start(ap, format);
 		if (!buffer || (n = vsnprintf(buffer, size, format, ap)) >= size)
 		{
 			/* increase buffer until it fits the whole string */
@@ -279,16 +277,13 @@ void command_print(command_context_t *context, char *format, ...)
 				/* gotta free up */
 				if (buffer)
 					free(buffer);
-				va_end(ap);
 				return;
 			}
 	
 			buffer = p;
 			
-			va_end(ap);
 			continue;
 		}
-		va_end(ap);
 		break;
 	}
 	
@@ -300,23 +295,31 @@ void command_print(command_context_t *context, char *format, ...)
 		return;
 	}
 
-	p = buffer;
+	context->output_handler(context, buffer);
 	
-	/* process lines in buffer */
-	do {
-		char *next = strchr(p, '\n');
-		
-		if (next)
-			*next++ = 0;
+	if (buffer)
+		free(buffer);
+}
 
-		if (context->output_handler)
-			context->output_handler(context, p);
+void command_print_sameline(command_context_t *context, char *format, ...)
+{
+	va_list ap;
+	va_start(ap, format);
+	command_printv(context, format, ap); 
+	va_end(ap);
+}
 
-		p = next;
-	} while (p);
+void command_print(command_context_t *context, char *format, ...)
+{
+	char *t=malloc(strlen(format)+2);
+	strcpy(t, format);
+	strcat(t, "\n");
+	va_list ap;
+	va_start(ap, format);
+	command_printv(context, t, ap); 
+	va_end(ap);
+	free(t);
 	
-	if (buffer)
-		free(buffer);
 }
 
 int find_and_run_command(command_context_t *context, command_t *commands, char *words[], int num_words, int start_word)
@@ -396,10 +399,7 @@ int command_run_line(command_context_t *context, char *line)
 	if (*line && (line[0] == '#'))
 		return ERROR_OK;
 	
-	if (context->echo)
-	{
-		command_print(context, "%s", line);
-	}
+	DEBUG("%s", line);
 
 	nwords = parse_line(line, words, sizeof(words) / sizeof(words[0]));
 	
@@ -471,24 +471,27 @@ int command_run_file(command_context_t *context, FILE *file, enum command_mode m
 void command_print_help_line(command_context_t* context, struct command_s *command, int indent)
 {
 	command_t *c;
-	char indents[32] = {0};
+	char indent_text[indent + 2];
 	char *help = "no help available";
 	char name_buf[64];
 	int i;
 	
-	for (i = 0; i < indent; i+=2)
+	if (indent)
 	{
-		indents[i*2] = ' ';
-		indents[i*2+1] = '-';
+	    indent_text[0] = ' ';
+	    memset(indent_text + 1, '-', indent);
+	    indent_text[indent + 1] = 0;
 	}
-	indents[i*2] = 0;
 	
 	if (command->help)
 		help = command->help;
 		
 	snprintf(name_buf, 64, command->name);
-	strncat(name_buf, indents, 64);
-	command_print(context, "%20s\t%s", name_buf, help);
+
+	if (indent)
+	    strncat(name_buf, indent_text, 64);
+
+	command_print(context, "%20s\t%s", name_buf, help, indent);
 	
 	if (command->children)
 	{
@@ -499,20 +502,27 @@ void command_print_help_line(command_context_t* context, struct command_s *comma
 	}
 }
 
-int command_print_help(command_context_t* context, char* name, char** args, int argc)
+int command_print_help_match(command_context_t* context, command_t* c_first, char* name, char** args, int argc)
 {
-	command_t *c;
+	command_t * c;
+	int i;
 
-	for (c = context->commands; c; c = c->next)
+	for (c = c_first; c; c = c->next)
 	{
-		if (argc == 1)
+		if (argc > 0)
 		{
-			 if (strncasecmp(c->name, args[0], c->unique_len))
-				 continue;
+			if (strncasecmp(c->name, args[0], c->unique_len))
+				continue;
+
+			if (strncasecmp(c->name, args[0], strlen(args[0])))
+				continue;
 
-			 if (strncasecmp(c->name, args[0], strlen(args[0])))
-				 continue;
-		} 
+			if (argc > 1)
+			{
+				command_print_help_match(context, c->children, name, args + 1, argc - 1);
+				continue;
+			}
+		}
 
 		command_print_help_line(context, c, 0);
 	}
@@ -520,6 +530,12 @@ int command_print_help(command_context_t* context, char* name, char** args, int
 	return ERROR_OK;
 }
 
+int command_print_help(command_context_t* context, char* name, char** args, int argc)
+{
+    return command_print_help_match(context, context->commands, name, args, argc);
+}
+
+
 void command_set_output_handler(command_context_t* context, int (*output_handler)(struct command_context_s *context, char* line), void *priv)
 {
 	context->output_handler = output_handler;
@@ -550,7 +566,6 @@ command_context_t* command_init()
 	context->mode = COMMAND_EXEC;
 	context->commands = NULL;
 	context->current_target = 0;
-	context->echo = 0;
 	context->output_handler = NULL;
 	context->output_handler_priv = NULL;